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1
1.5 Order of Operations
P
E
M
D
A
S
Parentheses
Exponents
Multiplication
Division
Addition
Subtraction
Rules for the Order of Operations:
Examples:
1.
5
4
)
5
2
(
2
⋅

+
2.
4
5
2
4
8
⋅

+
÷
3.
)
3
1
(
5
3
6
2
5
2
6
4
2

⋅
+
+
⋅

+
÷
⋅
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4.
3
2
(2 4)
( 1 6)
2

  +
5.
)
2
7
(
)
2
3
(
)
4
(
5
.
2
)
6
(
3
2


+


⋅
+

6.
2 3(4 5)
2
4
+

÷
7.
2
2
2
6
2
)
2
1
)(
5
3
(
+
+

8.
)
1
2
(
4
25
3
+
⋅

9.
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Unformatted text preview: 2 2 5 ) 5 4 ( 2⋅ 10. +6 1 5 1 4 1 3 11. ÷ 5 2 7 1 4 1 12. 2 10 40 64 5 4 ) 5 1 ( 2 + ÷⋅13. Evaluate the expression if a = 2, b =4, c = 5, and d = 1. ( 29 =bd c a b 2...
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